import React from 'react';


import { Menu, Icon } from 'antd';
const SubMenu = Menu.SubMenu;
import "antd/dist/antd.css";
class Sider extends React.Component {
  // submenu keys of first level
//   rootSubmenuKeys = ['sub1', 'sub2', 'sub4'];
//   state = {
//     openKeys: ['sub1'],
//   };
//   onOpenChange = (openKeys) => {
//     const latestOpenKey = openKeys.find(key => this.state.openKeys.indexOf(key) === -1);
//     if (this.rootSubmenuKeys.indexOf(latestOpenKey) === -1) {
//       this.setState({ openKeys });
//     } else {
//       this.setState({
//         openKeys: latestOpenKey ? [latestOpenKey] : [],
//       });
//     }
//   }
  render() {
    return (
      
    );
  }
}

  export default Sider;